// Copyright (c) 2021 Uber Technologies, Inc.
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
// THE SOFTWARE.

package instrument

import (
	"go.uber.org/zap"
)

// WithOptions creates a new instrument options with options.
func WithOptions(iOpts Options, opts ...Option) Options {
	ptr := &iOpts
	for _, opt := range opts {
		opt(ptr)
	}
	return *ptr
}

// Option applys optional settings to the instrument options.
type Option func(*Options)

// WithScopeAndLoggerTagged tags both the metric scope and logger in the
// instrument options.
func WithScopeAndLoggerTagged(k, v string) Option {
	return func(ptr *Options) {
		WithScopeTagged(k, v)(ptr)
		WithLoggerTagged(k, v)(ptr)
	}
}

// WithScopeTagged tags the metric scope in the instrument options.
func WithScopeTagged(k, v string) Option {
	return func(ptr *Options) {
		iOpts := *ptr
		iOpts = iOpts.SetMetricsScope(iOpts.MetricsScope().Tagged(map[string]string{k: v}))
		*ptr = iOpts
	}
}

// WithLoggerTagged tags the logger in the instrument options.
func WithLoggerTagged(k, v string) Option {
	return func(ptr *Options) {
		iOpts := *ptr
		iOpts = iOpts.SetLogger(iOpts.Logger().With(zap.String(k, v)))
		*ptr = iOpts
	}
}
